Pith Number

pith:SFXPGHIY

pith:1995:SFXPGHIYYWREUSL5UXRMGXUBK2

not attested not anchored not stored refs pending

Are disappearing dwarfs just lying low ?

Simon P. Driver (Arizona State Univ), Steven Phillipps (Univ. Bristol)

arxiv:astro-ph/9511133 v1 · 1995-11-28 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SFXPGHIYYWREUSL5UXRMGXUBK2}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:40:22.275109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

916ef31d18c5a24a497da5e2c35e8156bb6141257d4e603c824d2768fe6030cf

Aliases

arxiv: astro-ph/9511133 · arxiv_version: astro-ph/9511133v1 · doi: 10.48550/arxiv.astro-ph/9511133 · pith_short_12: SFXPGHIYYWRE · pith_short_16: SFXPGHIYYWREUSL5 · pith_short_8: SFXPGHIY

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/SFXPGHIYYWREUSL5UXRMGXUBK2 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 916ef31d18c5a24a497da5e2c35e8156bb6141257d4e603c824d2768fe6030cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "290a020a7ae61faff974038f806b0b52fbbf63fb171ca9632a6d98b9226715e7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-11-28T03:39:10Z",
    "title_canon_sha256": "dd024357ecc9e984ed5246329f17bcbfbb7f9dbfa2bdff0d78033b6256c18c0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9511133",
    "kind": "arxiv",
    "version": 1
  }
}